docker-compose-scale.yml

version: '3.8'

services:
  scale-app:
    image: dayvidwhy/scale-service:tag
    ports:
      - target: 3000
        published: 80
        protocol: tcp
        mode: ingress
    working_dir: /usr/src/app
    environment:
      - NODE_ENV=production
    deploy:
      replicas: 4
      update_config:
        parallelism: 1
        delay: 10s
      restart_policy:
        condition: on-failure
        delay: 5s
        max_attempts: 3
        window: 120s
    depends_on:
      - db
      - redis
  
  db:
    image: postgres:latest
    volumes:
      - pgdata:/var/lib/postgresql/data
    environment:
      POSTGRES_DB: ${POSTGRES_DB}
      POSTGRES_USER: ${POSTGRES_USER}
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD}
    ports:
      - target: 5432
        published: 5432
        protocol: tcp
        mode: host

  redis:
    image: redis:latest
    ports:
      - target: 6379
        published: 6379
        protocol: tcp
        mode: host
    environment:
      REDIS_PASSWORD: ${REDIS_PASSWORD}

  pgadmin:
    image: dpage/pgadmin4
    environment:
      PGADMIN_DEFAULT_EMAIL: ${PGADMIN_DEFAULT_EMAIL}
      PGADMIN_DEFAULT_PASSWORD: ${PGADMIN_DEFAULT_PASSWORD}
    ports:
      - target: 80
        published: 8080
        protocol: tcp
        mode: host
    depends_on:
      - db

volumes:
  pgdata: